How to Adjust Erson Roller Rockers?

Answer Adjusting valve lash is one of those tasks that no one really enjoys doing, but the every hot-rodder should understand. Valve lash is the distance between the rocker arm tip (roller tip for Erson s... Read More »

Top Q&A For: How to Adjust Erson Roller Rockers

How to Adjust 5.0 Roller Rockers?

In a Ford engine, valves allow the fuel/air mixture to enter and the exhaust gases to leave. Engines in use today use a spinning rod with raised portions, called a camshaft, to push the valves open... Read More »

How to Adjust the Roller Rockers on a Mopar?

It's not difficult to adjust the roller rockers on a Mopar. Although every rocker arm is individually mounted on its own pedestal on other engines, the Mopar engine utilizes two rocker arm assembli... Read More »

How to Adjust Chevy Roller Rockers?

Chevrolet rocker arms act like a pendulum, in that each rocker arm rocks back and forth on a threaded stud. As the engine rotates, the camshaft causes the rocker arm to press down on the top of a v... Read More »

How to Adjust Roller Rockers With Poly Locks?

Roller rocker arms have lower friction than standard rocker arms. Additionally, they can accommodate the higher lift camshaft profiles used in modern performance engines. Stud mounted roller rocker... Read More »